Finding the Fourth Proportional to 1,598,431.21, 2,395,580.09 and 1,195,913.86
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Solution
The fourth proportional to 1,598,431.21, 2,395,580.09 and 1,195,913.86 is: 1,792,324.50
Step by Step Solution
- Step 1: Write the proportion equation
1,598,431.21 : 2,395,580.09 = 1,195,913.86 : x - Step 2: Convert to fraction form
1,598,431.21/2,395,580.09 = 1,195,913.86/x - Step 3: Cross multiply
1,598,431.21x = 2,395,580.09 × 1,195,913.86 - Step 4: Simplify right side
1,598,431.21x = 2,864,907,420,402.53 - Step 5: Solve for x
x = 2,864,907,420,402.53/1,598,431.21 - Step 6: Final answer
x = 1,792,324.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.